Meet the FourPlusOne AR Gun: a handy tool that enhances your experience playing shooting games. The AR Gun accommodates smartphones from 2.15″ to 3.8″ in width. It allows you to move in all directions to play your favorite games. Simply download the AR-Gun app from the App Store or Google to get started.
You will need 2 AAA batteries to power this gun controller. Costs under $26 at this time.[where to get it]